Paraneoplastic pemphigus (PNP) is a rare autoimmune bullous disease classically associated with an underlying neoplasm. The heterogeneous clinical and histopathologic features of the disease make diagnosis challenging for clinicians. There… Click to show full abstract
Paraneoplastic pemphigus (PNP) is a rare autoimmune bullous disease classically associated with an underlying neoplasm. The heterogeneous clinical and histopathologic features of the disease make diagnosis challenging for clinicians. There are no formally accepted diagnostic criteria, and newer techniques for identifying antibodies directed against plakin proteins have largely replaced immunoprecipitation, the historic gold standard.
               
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